| 481 | Viking VK307 - Microfast® Quick Response Fusible Element Horizontal Sidewall Sprinkler (K5.6) | |
| 482 | Viking VK318 - Microfast® HP Quick Response Fusible Element Pendent High Pressure Sprinkler (K5.6) | |
| 483 | Viking VK303 - Microfast® Quick Response Fusible Element Pendent Sprinkler (K5.6) | |
| 484 | Viking VK311 - Microfast® Quick Response Conventional Fusible Element Sprinkler (K5.6) | |
| 485 | Viking VK316 - Microfast® HP Quick Response Fusible Element Upright High Pressure Sprinkler (K5.6) | |
| 486 | Viking VK301 - Microfast® Quick Response Fusible Element Upright Sprinkler (K5.6) | |
| 487 | Viking VK332 - Microfast® Quick Response Fusible Element Pendent Sprinkler (K4.2) | |
| 488 | Viking VK328 - Microfast® Quick Response Fusible Element Upright Sprinkler (K4.2) | |
| 489 | Viking VK346 - Microfast® HP Quick Response Fusible Element Horizontal Sidewall High Pressure Sprinkler (K2.8) | |
| 490 | Viking VK334 - Microfast® Quick Response Fusible Element Horizontal Sidewall Sprinkler (K2.8) | |
| 491 | Viking VK343 - Microfast® HP Quick Response Fusible Element Pendent High Pressure Sprinkler (K2.8) | |
| 492 | Viking VK330 - Microfast® Quick Response Fusible Element Pendent Sprinkler (K2.8) | |
| 493 | Viking VK341 - Microfast® HP Quick Response Fusible Element Upright High Pressure Sprinkler (K2.8) | |
| 494 | Viking VK326 - Microfast® Quick Response Fusible Element Upright Sprinkler (K2.8) | |
| 495 | Viking VK338, VK339 - Microfast QR Stainless Steel Sprinklers (K5.6) | |
| 496 | Viking VK360 - Quick Response Horizontal Sidewall Sprinkler (K8.0) | |
| 497 | Viking VK306 - Microfast® Quick Response Vertical Sidewall Sprinkler (K5.6) | |
| 498 | Viking VK319 - Microfast® HP Quick Response Horizontal Sidewall Sprinkler (K5.6) | |
| 499 | Viking VK305 - Microfast® Quick Response Horizontal Sidewall Sprinkler (K5.6) | |
| 500 | Viking VK337 - Microfast® Quick Response Vertical Sidewall Sprinkler (K4.2) | |
| 501 | Viking VK344 - Microfast® HP Quick Response Horizontal Sidewall High Pressure Sprinkler (K2.8) | |
| 502 | Viking VK333 - Microfast® Quick Response Horizontal Sidewall Sprinklers (K2.8) | |
| 503 | Viking VK3311 - Microfast® Quick Response Pendent Sprinkler (K4.2) - VdS Approved (Germany) | |
| 504 | Viking VK478 - Quick Response Flush Pendent Sprinkler (K5.6) | |
| 505 | Viking VK462, VK464 - Mirage® QR Concealed Pendent MRI Sprinklers (NON-FERROUS) | |
| 506 | Viking VK469 - QR ELO Concealed Pendent Sprinkler (K11.2) | |
| 507 | Viking VK464 - Mirage® Quick Response Concealed Pendent Sprinkler (K8.0) | |
| 508 | Viking VK462, VK463 HP - Mirage® Standard/Quick Response Concealed Pendent Sprinkler (K5.6) | |
| 509 | Viking VK4621 - Standard and Quick Response Concealed Pendent Sprinkler (K5.6) | |
| 510 | Viking VK465 - Mirage® Quick Response Concealed Pendent Sprinkler (K4.2) | |